Chapter 7 Problem Trail Review

Determine if the Triangles shown are similar. If so, state which similarity Postulate can be used to show similarity.

• These Triangles are not similar

• ΔABE~ΔCBD by the AA~ Postulate

• ΔABE~ΔCBD by the SAS~ Postulate

• ΔABE~ΔCBD by the SSS~ Postulate

Determine if the Triangles shown are similar. If so, state which similarity Postulate can be used to show similarity.

• These Triangles are not similar

• ΔABC~ΔDCF by the AA~ Postulate

• ΔABC~ΔDCF by the SAS~ Postulate

• ΔABC~ΔDCF by the SSS~ Postulate

Determine if the Triangles shown are similar. If so, state which similarity Postulate can be used to show similarity.

• These Triangles are not similar

• ΔDUE~ΔTUS by the AA~ Postulate

• ΔDUE~ΔTUS by the SAS~ Postulate

• ΔDUE~ΔTUS by the SSS~ Postulate

Determine if the Triangles shown are similar. If so, state which similarity Postulate can be used to show similarity.

• These Triangles are not similar

• ΔMNP~ΔQRS by the AA~ Postulate

• ΔMNP~ΔQRS by the SAS~ Postulate

• ΔMNP~ΔQRS by the SSS~ Postulate

Determine if the Triangles shown are similar. If so, state which similarity Postulate can be used to show similarity.

• These Triangles are not similar

• ΔABC~ΔDEF by the AA~ Postulate

• ΔABC~ΔDEF by the SAS~ Postulate

• ΔABC~ΔDEF by the SSS~ Postulate

The polygons shown are similar. What is the scale factor of ABCD to EFGH?

• 12 to 13

• 1 to 2

• 2 to 1

• 12 to 6

The polygons shown are similar. What is the scale factor of PQRS to MJKL?

• 25 to 15

• 15 to 25

• 3 to 5

• 5 to 3

Use the fact that PQRS~UVWT to find the value of x.

• 60

• 5

• 6

• About 1.85

Given the similarity statement shown. Complete the following statement by choosing the correct item to place in the blank.

• Y

• Z

• B

• X

Given the similarity statement shown. Complete the following statement by choosing the correct item to place in the blank.